*{
    padding: 0;
    margin: 0;
}
.oo{
    background-image: url(../images/beijing1.png);
}
.oo .div1{
margin:100px 0 0 50px ;
}
.oo div img{
    width: 700px;
}
.oo section article{
    margin-top: 182px;
}
.oo section div .btn{
    font-size: 20px;
    width: 180px;
    height: 55px;
    border: 2px solid #696969;
    margin-top: 2px;
}
.oo section article #e{
    clear: both;
}
.oo section article div div .bt1{
    background: linear-gradient(#951934 1%, #ff7504 40%, #720b26 99%);
    height: 60px;
    margin-left: 50px;
}
.oo section article div div .bt2{
    background: linear-gradient(#6a8c40 1%, #87ac47 40%, #176715 99%);
    margin-left: 50px;
}
.oo section article div div .bt3{
    background: linear-gradient(#28245d 1%, #452e83 40%, #28245d 99%);
    margin-left: 50px;
}
.oo section article div div .bt4{
    background: linear-gradient(#804004 1%, #924904 40%, #804004 99%);
    margin-left: 50px;
}
.oo section article div div .bt5{
    background: linear-gradient(#318b46 1%, #3cba63 40%, #318b46 99%);
    padding-top: 50px;
    height: 130px;
}
.oo section article div div .bt6{
    background: linear-gradient(#44468c 1%, #4a4eba 40%, #44468c 99%);
    padding-top: 30px;
    height: 95px;
    margin-top: 4px;
}
.oo section article div  .bt7{
    background: linear-gradient(#00103b 1%, #00103b 40%, #00103b 99%);
}
.oo section article div  .bt8{
    background: linear-gradient(#00103b 1%, #00103b 40%, #00103b 99%);
    width: 195px;
}
.oo section article div  .bt9{
    background: linear-gradient(#00103b 1%, #00103b 40%, #00103b 99%);
    width: 195px;
}
.oosection article div  .bt10{
    background: linear-gradient(#00103b 1%, #00103b 40%, #00103b 99%);
}

.oo section article .footy{
    margin-top: 0px;
    margin-left: 50px;
}
